rotate - fixes calling the same functions more than once (minor improvements)
fac2num - added tests and a keep_names parameter
order.dendrogram - added tests and made the function a bit more optimized.
tanglegram file/function added!
tanglegram - more parameters.
Made it so that the labels will be handled by plot.dendrogram (instead of by me)
tanglegram- remove un-needed comments
fac2num - updated doc

rotate - updated doc (added k,h  - but they are not in use yet)
Changed "dend1" -> "tree1", and added methods for hclust/phylo (by simply turning them into dendrograms)
intersect_trees - added the "warn" parameter.
fix donotrun ->dontrun
plot_horiz.dendrogram function added

As well as many chances to tangelgram (which will be documented later)

+ a version bump
remove_leaves_nodePar function added.
assign_values_to_branches_edgePar function added

Also - remove_branches_edgePar
Makes sure pch==NA if we are modifying a nodePar value which is other than pch (and pch did not exist before) - in assign_values_to_leaves_nodePar
fix tests for the automatic addition of pch=NA.
nleaves - changed some export rules.
tanglegram function officially added!

It has more options than the original.
vignettes - added an example of the tanglegram.
untangle.r file added
Old code added (it now requires modifications)